Recessed shower shelf



FIG. 1 is a front elevation view of a recessed shower shelf showing our new design;

FIG. 2 is a rear elevation view thereof;

FIG. 3 is a right elevation view thereof, the opposite side being a mirror image of the shown;

FIG. 4 is a top plan view thereof, the opposite side being a mirror image of the shown; and,

FIG. 5 is an isometric view thereof.

The broken lines in the drawings depict a shower stall wall and form no part of the claimed design. 

The ornamental design for a recessed shower shelf, as shown and described. 